c#怎么把数据库里面的一套试题全部显示到textbox上
编程之艺术 2015-01-13 11:51:33 MySqlConnection mycon = new MySqlConnection(strcon);
mycon.Open();
MySqlCommand cmd;
cmd = new MySqlCommand("select * from admin ", mycon);
cmd.CommandType = CommandType.Text;
MySqlDataReader mda = cmd.ExecuteReader();
//MySqlDataAdapter da = new MySqlDataAdapter();
//da.SelectCommand = cmd;
//DataSet md = new DataSet();
//da.Fill(md);
if (mda.Read())
{
this.textBox1.Text = mda[0].ToString() + mda[1].ToString() + "\r\n" + mda[2].ToString() + "\r\n" + mda[3].ToString() + "\r\n" ;
///textBox1.Text = mda[1].ToString() + "\r\n";
//for (int i = 0; i < 45;i++ )
//{
// for (int j = i; j < 6; j++)
// {
// this.textBox1.Text = md.Tables[0].Rows[i][j].ToString();
// }
//}
}
// button2.Enabled = false;
mycon.Close();